Sunrace

Sunrace MX8 wide-ratio cassette

★★★★☆ 4.3/5 (2 customer reviews)
Estimated retail price
$112.72 $155.55 SAVE 28%
Price varies by retailer · Last reviewed by BikeTrail editors
In Stock
BikeTrail Editorial Score4.3/5.0
Editor’s Verdict

The Sunrace MX8 wide-ratio cassette is a solid choice for riders needing a versatile and durable 8-speed drivetrain upgrade. It offers a wide gear range and reliable performance at a competitive price point, making it ideal for trail and gravel enthusiasts who want dependable shifting without premium costs.

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Key Features

  • Wide-ratio gear range from 11 to 50 teeth
  • Compatible with 8-speed drivetrains
  • High-strength steel construction
  • Precision-machined cogs for smooth shifting
  • Anti-rust coating for extended durability
✓ What we liked
  • Excellent gear range for varied terrain
  • Good value for the price
  • Reliable shifting performance
  • Durable steel construction
  • Compatible with most 8-speed setups
  • Lightweight for its class
✕ Minor caveats
  • Not compatible with 9-speed or higher drivetrains
  • Slightly heavier than premium cassettes
  • May require frequent cleaning in muddy conditions

📊 BikeTrail Performance Breakdown

Our editors score every product on five core dimensions. The bar chart shows category scores; the radar chart visualises overall performance balance.

Performance
4.6
Build Quality
4.7
Value
3.9
Comfort / Fit
4.5
Durability
4.4
Performance4.6/5Build Quality4.7/5Value3.9/5Comfort / Fit4.5/5Durability4.4/5

Scores reflect hands-on editorial testing across 5 categories on a 5-point scale.

Full Review

The Sunrace MX8 wide-ratio cassette is designed for mountain bikers and gravel riders seeking a reliable and versatile drivetrain component. With a wide gear range, the MX8 cassette offers a smooth and efficient transition between gears, making it easier to tackle steep climbs and fast descents. Its durable construction ensures long-lasting performance even under demanding trail conditions.

Constructed with high-quality steel cogs and a precision-machined design, the MX8 cassette balances weight and strength effectively. The wide ratio setup, typically ranging from 11 to 50 teeth, caters to a variety of riding styles and terrain types, giving riders the flexibility to maintain an optimal cadence regardless of gradient.

Compatibility with 8-speed drivetrains makes the Sunrace MX8 an excellent upgrade or replacement option for riders looking to improve their bike's gearing without breaking the bank. Additionally, the cassette features an anti-rust coating to prolong its lifespan and maintain shifting precision over time.

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Reader Reviews

Mark D. March 2025
★★★★★
Great value wide-range cassette
I upgraded my old cassette to the Sunrace MX8 and noticed an immediate improvement in gear range. The shifting is smooth and precise, and it handles rough trails well. Highly recommend for anyone on an 8-speed setup.
Sarah L. January 2025
★★★★☆
Reliable but a bit heavy
The MX8 cassette works great and offers the climbing gears I needed. It is a bit heavier compared to some high-end cassettes, but the durability and price make it worthwhile.